n 



BULLETIN 50, UNITED STAINS NATIONAL MUSEUM. 



whitish tip (usually, however, with a more or less distinct median 

 stripe of dusky, mostly on outer web), and in younger individuals, 

 with feathers of back, etc., indistinctly tipped with paler. 



Adult maZe.— Length (skms), 226-270 (249); wmg, 90.5-109 

 (98.9); tail, 114.5-140.5 (129.3); exposed culmen, 21-26.5 (23.7); 

 tarsus, 33-38 (35.4); outer anterior toe, 20.5-23.5 (21.7).° 



Adult female.— Length (skins), 235-275 (248); wing, 90.5-101.5 

 (97); tail, 117-137 (126.7); exposed culmen, 21.5-25 (23.5); tarsus, 

 31.5-38.5 (35.1); outer anterior toe, 19.5-23.5 (21.8).^ 



Pacific slope of Central America, from Costa Rica (Atenas; Esparta; 

 Pacaca; Liberia; Bebedero; Tenorio; Miravalles; Cerro Santa Maria; 

 Alajuela; San Jose) through Nicaragua (San Carlos; San Geronimo; 

 Chinandega; Volcan de Chinandega; Grenada; Tres Grenadas; 

 Sucuya; Matagalpa; Managua) and Honduras (Yojoa; Santa Ana) 

 to Guatemala (Volcan de Fuego; Gualan, Zacapa; between Subinal 

 and Laguna; Laguna; Rio Montagu a). 



Cocq/zus crythropyga Lesson, Rev. Zool., v, July, 1842, 210 ("San Carlos, Centre 

 Amerique"). 



[Coccyzus] erythropyga Gray, Hand-list, ii, 1870, 212, no. 8938. 



P[iaya] erythropygia Gray, Gen. Birds, ii, 1847, 457. — Bonaparte, Consp. Av., 

 i, 1850, 111. 



Piaya erythropygia Des Murs, Icon. Orn., livr. 11, 1848, pi. 66, and table of con- 

 tents (San Carlos; Lesson's type in Paris Mus.). — Sclater and Salvin, Ibis, 

 1859, 133 (between Subinal and Laguna, Guatemala; habits; song; colors of 

 unfeathered parts). — Taylor, Ibis, 1860, 118 (Yojoa, Honduras). 



[Pyrrhococcyx] crythropygiihs Bonaparte, Ateneo Italiano, ii, 1854, 121 (Consp. 

 Volucr. Zygod., 1854, 6). 



" Twelve specimens. 



^ Thirteen specimens. 



Locality. 



Outer 



anterior 



toe. 



MALES. 



Five adult males from Costa Rica 



Five adult males from Nicaragua 



One adult male from Honduras , 



One adult male from Guatemala 



Four adult males ( M. e. meiicanus) from Oaxaca.. , 

 Five adult males ( M. e. mexicanus) from Guerrero. 



One adult male ( M. e. mexicanus) from Colima 



One adult male ( M. e. mexicanus) from Sinaloa 



FEMALES. 



Seven adult females from Costa Rica 



Five adult females from Nicaragua 



One adult female from Guatemala 



Four adult females ( M. e. mexicanus) from Oaxaca. 

 One adult female ( M. e. viexicanus) from Guerrero. 

 Two adult females ( M. e. mexicanus) from Colima. . 

 One adultfemale ( M. e. mexicanus) from Sinaloa. . . 



21.9 



21.1 



23 



21.5 



22.4 



23 



22.5 



23 



22.1 



20.9 



23.5 



21 



20.5 



22.2 



22.5 



